Maxium Heart Rate (MHR) calculator Basic Formula:
MHR = FHR - age
Where:
FHR: Fetal Heart Rate, 220 beats/min for men and 226 beats/min for women
MHR: Maxium Heart Rate, in beats/min
Maxium Heart Rate Heil Formula:
MHR = 211.415 - 0.5 * age - 0.05 * w + 4.5
Where:
w: Body weight, in pounds (lbs)
age: in years
MHR: Maxium Heart Rate, in beats/min
Target Heart Rate calculation by Karvonen method:
THR = (MHR - RHR) + RHR * 1.25;
Where:
MHR: Maxium Heart Rate, in beats/min
RHR: Rest Heart Rate, in beats/min
THR: Target Heart Rate, in beats/min